Former Owner
- Sandbergs Bokhandel2
- William Bragge2
- William Morris2
- Abbaye de Saint-Alyre1
- Abbaye de Saint-Martin de Tournai1
- Acton Griscom1
- Adam de Campigny1
- Admont Abbey Library1
- Adolphe Lefrancq1
- Alan G. Thomas1
- Alberto Govi1
- Alexander Beresford Hope1
- Alphonse Labitte1
- Alvise Bochini1
- Anchin Abbey1
- Andrea S.1
- Andrea Tessier1
- Antiquarian Books of Boston1
- Antoine Duprat1
- Arthur M. Ellis1